function do_search()
{ 
if(document.form_search.keywords.value == "" || document.form_search.keywords.value == "Please enter search terms")
{ document.form_search.keywords.value = "Please enter search terms"; }
else
{ location.href = "index.php?id=search&keywords=" + document.form_search.keywords.value; }
}

function check_keywords()
{ 
if(document.form_search.keywords.value == "Please enter search terms")
{ document.form_search.keywords.value = ""; }
}

function do_search_again()
{ 
if(document.form_search_again.keywords.value == "" || document.form_search_again.keywords.value == "Please enter search terms")
{ document.form_search_again.keywords.value = "Please enter search terms"; }
else
{ location.href = "index.php?id=search&keywords=" + document.form_search_again.keywords.value; }
}

function check_keywords_again()
{ 
if(document.form_search_again.keywords.value == "Please enter search terms")
{ document.form_search_again.keywords.value = ""; }
}

function toggle(id)
{
	if (document.layers)
	{
		current = (document.layers[id].display == 'none') ? 'block' : 'none';
		document.layers[id].display = current;
	}
	else if (document.all)
	{
		current = (document.all[id].style.display == 'none') ? 'block' : 'none';
		document.all[id].style.display = current;
	}
	else if (document.getElementById)
	{
		vista = (document.getElementById(id).style.display == 'none') ? 'block' : 'none';
		document.getElementById(id).style.display = vista;
	}
}

function toggle_withcontent(id,content)
{
document.getElementById(id).innerHTML = content;
}